The correct sequence of reagents for the preparation of Q and R is:

Question

The correct sequence of reagents for the preparation of **Q** and **R** is:

Accepted Answer

A. (i) $$\mathrm{Cr_2O_3}$$, $$770 \, 	ext{K}$$, $$20 \, 	ext{atm}$$; (ii) $$\mathrm{CrO_2Cl_2}$$, $$\mathrm{H_3O^+}$$; (iii) $$\mathrm{NaOH}$$; (iv) $$\mathrm{H_3O^+}$$

Answer

B. (i) $$\mathrm{CrO_2Cl_2}$$, $$\mathrm{H_3O^+}$$; (ii) $$\mathrm{Cr_2O_3}$$, $$770 \, 	ext{K}$$, $$20 \, 	ext{atm}$$; (iii) $$\mathrm{NaOH}$$; (iv) $$\mathrm{H_3O^+}$$

Answer

C. (i) $$\mathrm{KMnO_4}$$, $$\mathrm{OH^-}$$; (ii) $$\mathrm{Mo_2O_3}$$, $$\Delta$$; (iii) $$\mathrm{NaOH}$$; (iv) $$\mathrm{H_3O^+}$$

Answer

D. (i) $$\mathrm{Mo_2O_3}$$, $$\Delta$$; (ii) $$\mathrm{CrO_2Cl_2}$$, $$\mathrm{H_3O^+}$$; (iii) $$\mathrm{NaOH}$$; (iv) $$\mathrm{H_3O^+}$$

Answer & step-by-step solution

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